early 15c., "pertaining to the faculty of sight;" also "coming from the eye or sight" (as a beam of light was thought to do), from Late Latin visualis "of sight," from Latin visus "a sight, a looking; power of sight; things seen, appearance," from visus, past participle of videre "to see" (see vision). Meaning "perceptible by sight" is from late 15c; sense of "relating to vision" is first attested c. 1600. The noun meaning "photographic film or other visual display" is first recorded 1944.
实用例句
1. He has a visual impairment in the right eye.
他右眼视力有损伤。来自柯林斯例句
2. Visitors are shown an audio-visual presen-tation before touring the cellars.
参观酒窖前，游客们先观看了有声的视频介绍。来自柯林斯例句
3. He became famous as an inventor of astonishing visual and aural effects.
他因发明了神奇的视听效果而出名。来自柯林斯例句
4. At the required level of visual verisimilitude, computer animation is costly.
要使电脑动画的视觉效果达到要求的逼真程度，花费会十分昂贵。来自柯林斯例句
5. They marked out the boundaries of our visual universe.
